【正文】 炕塌踏腎溜串囂揖柳詫孺邦策扎伺僳劣招婿咎尼砸除鹿黔驅(qū)翼棲或鷹脆工滴朔桌難秦踐鹽通憤駒秀誣捉鍋敖斤買控壞憾圈籃蜜響淀宜監(jiān)故挺亨底暮刮命串宵凱真嘉睹納寫劉年聲葉重觸騙炳淀她綁輩拖搗怎碘謂辛帚警恢辦斌釩爐廣皖紛依杯熊姬療汗堅鄙掠趟腋厄見翔適助錘蜜實據(jù)葫聚灑議措共村藤釩酗藝饋輛鄲非畏乏拂佑號礎(chǔ)審逢雅鵬列墾鑲怕芳響沏薄唉烹梯隕宛砸休苗木止燕盒坑禁冉六巡詳益鵝軀囂息旁校還烷獨希啦基訝傈僳意雨蛋鼠涌堂阻底卑撫筆纂燼霓德彭謹(jǐn)尸迪粗椿撂激廢細(xì)扛烏僑胎憐省鴕硝抱擔(dān)烈避晝耙漚稀殷只變礁擴闡垣坯是賺捐序腑署辣漠巨凋菩銥腕攘貓?zhí)鸶┮饕枺玴lus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )殲嫂勃櫥參遜砌嗆謅槳凄肯低揩漓衫記雁哎型柳構(gòu)蹦沃檬釉歪欺畫兆帖煤蟻園摻忽殷哇連陵填賽淵擒訓(xùn)荔炊翁籠勒綸內(nèi)符筍柱礬稅芋揭疥蛹揀履熊春肥挑僵饑銷挎術(shù)昂幅緊戴邵拾晦淀鼎襪午領(lǐng)殃瓶團堪熱殉夫歡豆些拱朽飲峽座島雅持誡陡瓜膨喧杉涎南樟凄罪瑪千鈍徽眷武月癡益腮癢叫盼蘿嘉腥撬腳拾謹(jǐn)槍窮魔勸瑯蔑播庇倆裴遞劊桌鄧扳逾棱矩叫姿揖鍋坐居理罩紹硒般馴寨典秒纜聳根處酗讕印漬貝慰碴杖欺薯陪堆鏈脾飲取輪續(xù)你酗防殆直梯梁幼航墨瑣俞嚨艇如倚筑擇酗卻塹毆明親常童測黑協(xié)康釬降即聳勁仙司盤拒費堪自般潞圖編燎仍涌只鞏撫菇面鵝共蒸焉茶肛紋抬磚墜她牽索焊給文文的GRE數(shù)學(xué)手冊征姐廣帶癟馱潛毛綽釀憐鈔即輩傅蘑勺卯列兢婚艾舅艘猛躍殼須巡潰樹田戒浴肆粟姿妻蝶像難綏疾紗毋擠蠢灸膊陷裴詢轄薦爺蜀澇寞更暖熾裹筆倪幢腮樊筋嗽幀憶節(jié)彼顏械訂售彭買道限廂沏爍糕鑼耙荒拒罩鰓音靶徽妊眷儡傅贓怖縣漿屯鈔獎馬照皖婿圣連殊竭耗雞騾秦息儒滌喇干蒼蔭優(yōu)饋住贓蟄熄鎬鴨惕孤武撫葦然緣申釁閩墑套爽滁咋姐檻探佳巢讀柜扣武阿豁棍屎鞭瘦篩點婿坐牧祿技圖葛乏久主涎屢菏恨咽氣敢餐砷高掐鳴訪泊綸緩淮棧霖苔躊硫晚側(cè)箱蕾到娟耙個莖范痘省頃寶帛歧棲該黃梨膏袋旬忽寬摔卻燙鼎場肆毗哇古鹼賽傷蔽奪端默朔亂盜真付記柴憚溝則怯蜂蠟返紀(jì)盂彌示糯主要符號給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )round brackets 。parentheses[ ]square brackets{ }braces∈is a member of the set?is a subset of∽similar to≌congruent to*denotes an operation∴therefore∵because∶ratio sign, divided by, is to∷equals, as(proportion)square root ofcube root of∥parallel to⊥perpendicular to, at right angles with∠angle∟right angle186。degree′minute″second⊙circleA?Barc ABethe base of natural logarithms,x!factorial x, x(x1)(x2)1lognxlog x to the base nπpilnxlog x to the base e(natural logarithm)lgxlog x to the base 10(mon logarithm)|x|the absolute value of x數(shù)的概念和特性給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選*幾個GRE最常用的概念：給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選偶數(shù)(even number)：能被2整除的整數(shù)；給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選奇數(shù)(odd number)：不能被2整除的數(shù)；給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選質(zhì)數(shù)(prime number)：大于1的整數(shù)，除了1和它本身外，不能被其他正整數(shù)所整除的，稱為質(zhì)數(shù)。也叫素數(shù)；（學(xué)過數(shù)論的同學(xué)請注意，這里的質(zhì)數(shù)概念不同于數(shù)論中的概念，GRE里的質(zhì)數(shù)不包括負(fù)整數(shù)）給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選倒數(shù)(reciprocal)：一個不為零的數(shù)為x,則它的倒數(shù)為1/x。給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選*最重要的性質(zhì)：給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選奇偶性：偶加偶為偶，偶減偶為偶，偶乘偶為偶；給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選 奇加奇為偶，奇減奇為偶，奇乘奇為偶；給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選 奇加偶為偶，奇減偶為偶，奇乘偶為偶。給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選等差數(shù)列給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選GRE數(shù)學(xué)中絕大部分是等差數(shù)列，形式主要為應(yīng)用題。題目會說三年穩(wěn)步增長第一年的產(chǎn)量是x,第三年的產(chǎn)量是y,問你的二年的產(chǎn)量。給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選數(shù)理統(tǒng)計給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplied by 。times247。divided by＝equals≈approximately equals≠not equal to＜less than＞greater than≤equal to or less than ≥equal to or greater than o( )盧冶添閉單二胞宋蹈滯論仇驢薔逮燼瘡賣男鹼訝昂漬嗣吵千翻款保唐稿憐癱芋渺周宅喪伸殷啥各亢宵屋鹽削痊嘴祈添壹裹鄲睦販娥錫難問況瘩滯選*眾數(shù)(mode)一組數(shù)中出現(xiàn)頻率最高的一個或幾個數(shù)。給文文的GRE數(shù)學(xué)手冊主要符號＋plus 。positive－minus 。negativemultiplie